Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Negative |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | -30V |
| Voltage-Output(Min/Fixed) | -5V |
| Current-Output | 100mA |
| Current-Quiescent(Iq) | 5.5 mA |
| Current-Supply(Max) | 6 mA |
| PSRR | 49dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | 0°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Обзор
Description
The L79L05ACD13TR is a low-dropout (LDO) voltage regulator from STMicroelectronics. This component is designed to provide a stable 5V output from a higher voltage input, ideal for powering various electronic devices and circuits. Key features of the L79L05ACD13TR include a maximum output current of 100mA, thermal shutdown protection, and short-circuit protection, ensuring reliability and safety in various applications. It is also characterized by its small package size, making it suitable for compact designs. The component typically comes in a surface-mount package, enhancing its usability in modern, densely packed circuit boards. It is commonly used in consumer electronics, industrial controls, and telecommunications equipment, where stable voltage regulation is critical. The L79L05ACD13TR’s ability to maintain a steady output despite variations in input voltage and load current makes it a valuable component for engineers seeking efficient power management solutions.
Equivalent
The L79L05ACD13TR is a negative voltage regulator. Equivalent products include the LM79L05 from Texas Instruments, the MC79L05 from ON Semiconductor, and the UA79L05 from Fairchild Semiconductor. All these alternatives provide similar functionality with a -5V output voltage, suitable for applications requiring negative voltage regulation. Always ensure compatibility in terms of electrical specifications and package type before substituting.
Features
The L79L05ACD13TR is a low-dropout (LDO) voltage regulator. Here are its key features:
1. Output Voltage: Fixed at 5V.
2. Output Current: Up to 100 mA.
3. Dropout Voltage: Typically 350 mV at 40 mA load current.
4. Thermal Protection: Internal thermal shutdown to prevent overheating.
5. Short-Circuit Protection: Inherent protection against load short circuits.
6. Low Quiescent Current: Low power consumption, making it suitable for battery-powered applications.
7. Package: Available in a small SOT-223 package for space-constrained designs.
8. Temperature Stability: Stable operation within a wide temperature range.
9. Application: Suitable for microcontroller and small logic circuit power supplies.
10. Regulation Performance: Good line and load regulation characteristics.
These features make the L79L05ACD13TR a reliable choice for various electronic applications, particularly where space and energy efficiency are critical.
1. Output Voltage: Fixed at 5V.
2. Output Current: Up to 100 mA.
3. Dropout Voltage: Typically 350 mV at 40 mA load current.
4. Thermal Protection: Internal thermal shutdown to prevent overheating.
5. Short-Circuit Protection: Inherent protection against load short circuits.
6. Low Quiescent Current: Low power consumption, making it suitable for battery-powered applications.
7. Package: Available in a small SOT-223 package for space-constrained designs.
8. Temperature Stability: Stable operation within a wide temperature range.
9. Application: Suitable for microcontroller and small logic circuit power supplies.
10. Regulation Performance: Good line and load regulation characteristics.
These features make the L79L05ACD13TR a reliable choice for various electronic applications, particularly where space and energy efficiency are critical.
Pinout
The L79L05ACD13TR is a fixed negative voltage regulator from the L79L series, designed to provide a steady −5V output. It typically comes in a small, surface-mount SOT-89 package. The pin count for this device is generally three, and the pin functions are as follows:
1. Input (Vin): This pin receives the unregulated input voltage. It should be greater than the desired regulated output voltage (−5V) for proper operation.
2. Ground (GND): This pin is connected to the ground of both the input and output.
3. Output (Vout): This pin delivers the regulated −5V output.
The L79L05ACD13TR is commonly used in applications requiring small footprints and efficient regulation of negative voltages, such as in dual power supply systems and various electronic devices.
1. Input (Vin): This pin receives the unregulated input voltage. It should be greater than the desired regulated output voltage (−5V) for proper operation.
2. Ground (GND): This pin is connected to the ground of both the input and output.
3. Output (Vout): This pin delivers the regulated −5V output.
The L79L05ACD13TR is commonly used in applications requiring small footprints and efficient regulation of negative voltages, such as in dual power supply systems and various electronic devices.
Manufacturer
The L79L05ACD13TR is manufactured by STMicroelectronics. STMicroelectronics is a multinational corporation that specializes in the design, development, and manufacturing of semiconductor products. The company is one of the world's leading semiconductor manufacturers and provides a wide range of semiconductor solutions for various applications, including automotive, industrial, personal electronics, and communications. Headquartered in Geneva, Switzerland, STMicroelectronics operates globally and is known for its innovation in integrated circuits and electronic components.
Application
The L79L05ACD13TR is a voltage regulator typically used in electronic circuits to provide a stable output voltage. Its application areas include:
1. Consumer Electronics: Used in devices like TVs, radios, and gaming consoles to ensure steady power supply.
2. Industrial Equipment: Provides regulated power in control systems and machinery.
3. Communication Devices: Ensures stable voltage in routers, modems, and other networking hardware.
4. Automotive Electronics: Used in various car electronic systems for stable voltage supply.
5. Instrumentation: Maintains voltage levels in measurement and testing equipment.
These applications leverage the component's reliability and efficiency in providing a consistent voltage output.
1. Consumer Electronics: Used in devices like TVs, radios, and gaming consoles to ensure steady power supply.
2. Industrial Equipment: Provides regulated power in control systems and machinery.
3. Communication Devices: Ensures stable voltage in routers, modems, and other networking hardware.
4. Automotive Electronics: Used in various car electronic systems for stable voltage supply.
5. Instrumentation: Maintains voltage levels in measurement and testing equipment.
These applications leverage the component's reliability and efficiency in providing a consistent voltage output.
Package
The L79L05ACD13TR is a linear voltage regulator typically available in a SO-8 surface-mount package. This package type is compact and suitable for applications requiring efficient space utilization on printed circuit boards.
